Herschel 400
NGC 185 -- Elliptical Galaxy in Cassiopeia

NGC 205 -- M110 -- Elliptical Galaxy in Andromeda

NGC 225 -- Open Cluster in Cassiopeia

NGC 381 -- Open Cluster in Cassiopeia

NGC 404 -- Lenticular Galaxy in Andromeda

NGC 436 -- Open Cluster in Cassiopeia

NGC 457 -- Open Cluster in Cassiopeia

NGC 559 -- Open Cluster in Cassiopeia

NGC 598 -- M33 -- Spiral Galaxy in Triangulum

NGC 637 -- Open Cluster in Cassiopeia

NGC 654 -- Open Cluster in Cassiopeia

NGC 659 -- Open Cluster in Cassiopeia

NGC 663 -- Open Cluster in Cassiopeia

NGC 752 -- Open Cluster in Andromeda

NGC 869 -- Open Cluster in Perseus

NGC 884 -- Open Cluster in Perseus

NGC 1245 -- Open Cluster in Perseus

NGC 1647 -- Open Cluster in Taurus

NGC 1907 -- Open Cluster in Auriga

NGC 1980 -- Emission Nebula in Orion

NGC 1999 -- Reflection Nebula in Orion

NGC 2022 -- Planetary Nebula in Orion

NGC 2024 -- Emission Nebula in Orion

NGC 2129 -- Open Cluster in Gemini

NGC 2158 -- Open Cluster in Gemini

NGC 2169 -- Open Cluster in Orion

NGC 2232 -- Open Cluster in Monoceros

NGC 2244 -- Open Cluster in Monoceros

NGC 2264 -- Open Cluster in Monoceros

NGC 2266 -- Open Cluster in Gemini

NGC 2281 -- Open Cluster in Auriga

NGC 2355 -- Open Cluster in Gemini

NGC 2362 -- Open Cluster in Canis Major

NGC 2392 -- Planetary Nebula in Gemini

NGC 2395 -- Open Cluster in Gemini

NGC 2422 -- M47 -- Open Cluster in Puppis

NGC 2423 -- Open Cluster in Puppis

NGC 2438 -- Planetary Nebula in Puppis

NGC 2548 -- M48 -- Open Cluster in Hydra

NGC 2903/2905 -- Spiral Galaxy in Leo

NGC 3034 -- M82 -- Irregular Galaxy in Ursa Major

NGC 3226 & NGC 3227 -- Interacting Galaxies in Leo

NGC 3379 -- M105 -- Elliptical Galaxy in Leo

NGC 3384 -- Barred Spiral Galaxy in Leo

NGC 3489 -- Lenticular Galaxy in Leo

NGC 3556 -- M108 -- Spiral Galaxy in Ursa Major

NGC 3593 -- Lenticular Galaxy in Leo

NGC 3628 -- Spiral Galaxy in Leo

NGC 3992 -- M109 -- Spiral Galaxy in Ursa Major

NGC 4258 -- M106 -- NGC 4258 -- Spiral Galaxy in Canes Venatici

NGC 4435 -- Spiral Galaxy in Virgo

NGC 4438 -- Spiral Galaxy in Virgo

NGC 4478 -- Elliptical Galaxy in Virgo

NGC 4526 -- Mixed Lenticular Galaxy in Virgo

NGC 4535 -- Mixed Spiral Galaxy in Virgo

NGC 4548 -- M91 -- Barred Spiral Galaxy in Coma Berenices

NGC 4660 -- Elliptical Galaxy in Virgo

NGC 5195 -- Peculiar Irregular Galaxy in Canes Venatici

NGC 6144 -- Globular Cluster in Scorpius

NGC 6171 -- M107 -- Globular Cluster in Ophiuchus

NGC 6342 -- Globular Cluster in Ophiuchus

NGC 6356 -- Globular Cluster in Ophiuchus

NGC 6755 & NGC 6756 -- Open Clusters in Aquila

NGC 6781 -- Planetary Nebula in Aquila

NGC 6826 -- Planetary Nebula in Cygnus

NGC 6866 -- Open Cluster in Cygnus

NGC 6910 -- Open Cluster in Cygnus

NGC 7009 -- Planetary Nebula in Aquarius

NGC 7662 -- Planetary Nebula in Andromeda

NGC 7686 -- Open Cluster in Andromeda

NGC 7789 -- Open Cluster in Cassiopeia